SCI 200---FINAL Milestone Units (latest with complete answers)

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Global temperatures are expected to increase by up to ten degrees over the next hundred years. Overexploitation of plants and animals will decrease as endangered species legislation is enforced. Wat... er pollution is expected to continue to deteriorate both ocean and fresh water quality. Fewer forests will mean more greenhouse gases in the atmosphere. - ANSWER Overexploitation of plants and animals will decrease as endangered species legislation is enforced. Which list correctly orders the examples of organism, population, community and ecosystem? Tundra, moss, reindeer that eat moss, rocks and ice Deer, herd of deer, deer and trees in forest, rocks and ponds around the forest Tadpole, pond, frog, fish and insects in the pond Elephant herd, grasslands, lions in the grasslands, river and trees - ANSWER Deer, herd of deer, deer and trees in forest, rocks and ponds around the forest Of the options below, which is an impact of urban sprawl? Decreased traffic Less water consumption Loss of farmland Lower home prices - ANSWER Loss of farmland Which of the following is a voluntary environmental risk? Several people fall ill after eating the spinach salad at a restaurant. Dwight develops cancer after working in the petrochemical industry. Duane moves to a city with heavy amounts of air pollution. Samantha uncovers a wasp nest while painting the eaves. - ANSWER Duane moves to a city with heavy amounts of air pollution. Which of the following is NOT an example of overexploitation? Although it grows slowly and produces few seeds, ginseng is harvested before it has a chance to reproduce. Farmers are using new irrigation techniques to sustain groundwater levels and wetlands. Box turtles are exported illegally as pets, and tens of thousands of them die each year. Demands for fur contributed to the near extinction of beaver and other fur-bearing species. - ANSWER Farmers are using new irrigation techniques to sustain groundwater levels and wetlands. Choose the true statement about the nitrogen cycle. [Show More]

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